Jon,
very-well presented case for using FW as opposed to USB.

On 9/27/09, Jonathan Fletcher <[email protected]> wrote:
> Bill, forget about the USB. You'll just bog the port down. FireWire, OTOH,
> works great daisy-chained. It was designed that way; that's why the double
> ports on all FW peripherals. I routinely daisy chain FW drives and they work
> great. I sometimes have up to 4 drives on one chain with no problem.
> Theoretically, FW is supposed to be able to handle up to 100 devices on one
> bus, although I've never tested that.
>
>  USB uses your processor for everything it does and can really bog down the
> more devices you have. FireWire barely needs a processor to communicate
> between devices.
>
>  Way better than USB. It's used in high-performance military aircraft (F22,
> F35 and some of the systems on the space shuttle) for device
> interconnection.
>
>  It was invented by Apple.
>
>  Of course.
>
>  j.
>
>
>
>  On Sep 27, 2009, at 10:16 PM, Bill Micou <[email protected]> wrote:
>
>
> > Interesting-
> > Three of the four have the USB port, in addition to the 2 firewire ports.
> I may experiment with those into a hub to see how it acts.
> > I thought it would be ok to connect them all, but wanted to check with
> more experienced users.
> >
> > Thanks again,
> > Bill M
> >
> > On Sep 27, 2009, at 10:04 PM, Robert Kersting wrote:
> >
> >
> > > I know you can daisy chain the Firewire drives but I'm not sure about
> > > the USB. FYI, should you ever need it, I'm pretty sure  you can do
> > > this with about 50 Firewire drives, maybe more.
> > >
> > > Or you can add a USB hub pretty cheaply for all four or just the USB
> drives.
> > >
> > > On Sun, Sep 27, 2009 at 9:34 PM, Bill Micou <[email protected]> wrote:
> > >
> > > > I have 4 different external hard drives. I have used them for backups/
> extra
> > > > space/ storing data temporarily/ etc..., but now I want to organize
> and use
> > > > them more effectively.  I can plug them into my MacBook Pro one at a
> time,
> > > > but I was wondering if I can plug each one into the other, and then
> into the
> > > > Mac.  They are each a different brand, but each has two firewire
> ports.  Can
> > > > I daisy-chain all 4 together and end in the Mac?  Is 4 too many? Will
> 2 work
> > > > together?
> > > >
> > > > Thanks,
> > > > Bill Micou
> > > >
> > >
> >
> >
>
>
>  --
>  Jonathan Fletcher
>  FileMaker 9 & 10 Certified Developer
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>
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>
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